OpenTechnical

OT-2026-000079962

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, pump fed, supply line pressure sensor, vented after set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000079962) never changes.

Identity and time

Publication numberOT-2026-000079962 · never reused
Internal UUID01a0ae96-4377-75d6-acc1-28216d1a58d3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:58.480954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079962
StatusPUBLIC

Content hashes

Canonical textc6d8fa54b364cc69c30ed8f74c717b18abf93d097c7a15703230544d7af4bb78
Markdown6d1a21c442d4f5a5975bd42d83b15bd9e126c9360c8d627778eb1331bb824c8f
PDF
Publication page62e697a4c3b336cada3c0fb93884e4557cafa04a5fd7157e2ea9c53d5f3ba95d
Manifestf94d3b4ae527a9d315667a1a2bd7886b0a1240fbfddfd8d3ffc6bdcf4de9aafc

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signatureusa+jNACd7YSlgOqaf8/J2m1pqQON6ksI92cT8oJezqUPuKAhXime2CEpX2MW1hrrBTP8D8SfQaADK+fC9RLCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:03:24.919438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079962
observed 62e697a4c3b336cada3c0fb93884e455...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:24.901859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079962/manifest.json
observed f94d3b4ae527a9d315667a1a2bd7886b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:24.850718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079962/publication.md
observed 6d1a21c442d4f5a5975bd42d83b15bd9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:24.807453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079962/publication.txt
observed c6d8fa54b364cc69c30ed8f74c717b18...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.